
The Notebooks of Leonardo da Vinci (1883), II Linear Perspective
Ce miracle de l'Analyse, prodige du monde des idées, objet presque amphibie entre l'Être et le Non-être, que nous appelons racine imaginaire.
Quoted in Singularités : individus et relations dans le système de Leibniz (2003) by Christiane Frémont
Ce miracle de l'Analyse, prodige du monde des idées, objet presque amphibie entre l'Être et le Non-être, que nous appelons racine imaginaire.
The Notebooks of Leonardo da Vinci (1883), II Linear Perspective
Source: De potentia (c. 1265–1266) q. 7, art. 9, ad 8
Source: Researches into the Mathematical Principles of the Theory of Wealth, 1897, p. 3 ; Cited in: Robert Edouard Moritz. Memorabilia mathematica; or, The philomath's quotation-book https://archive.org/stream/memorabiliamathe00moriiala#page/198/mode/2up, (1914) p. 33: About the nature of mathematics
First response to the following remark by EDGE: It seems to me that Darwin is much better known in England than in the United States. Books about Darwin sell well and people debate the subjects. Here in America what passes for intellectual life doesn't necessarily include reading and having an appreciation of Darwin.
What evolution is: Talk with Ernst Mayr (2001)
On correlating motherhood with writing in “Jackie Kay: Interview” https://www.telegraph.co.uk/culture/books/7800799/Jackie-Kay-Interview.html in The Telegraph (2010 Jun 5)
Source: The Lonely Dead (2004), Ch. 14
“To introduce people to a different world, to encounter the miracle of being, that is important.”
The Paris Review interview (1984)
Context: To introduce people to a different world, to encounter the miracle of being, that is important. When I write “The train arrives at the station,” it is banal, but at the same time sensational, because it is invented.
“An idea that is not dangerous is unworthy of being called an idea at all.”
The Epigrams of Oscar Wilde, edited by Alvin Redman (1954)